From 9dd3d20dcc9a5614a14ad0d0cd45581b0bf24cae Mon Sep 17 00:00:00 2001 From: compudj Date: Wed, 21 Jan 2009 22:19:46 +0000 Subject: [PATCH] ust update git-svn-id: http://ltt.polymtl.ca/svn@3241 04897980-b3bd-0310-b5e0-8ef037075253 --- trunk/lttv/doc/developer/ust.html | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/trunk/lttv/doc/developer/ust.html b/trunk/lttv/doc/developer/ust.html index 3fb0c444..02f2f3fa 100644 --- a/trunk/lttv/doc/developer/ust.html +++ b/trunk/lttv/doc/developer/ust.html @@ -46,9 +46,11 @@ crashing). Such notification may be obtained through utrace. This tracing scheme plans to use a direct function call to tracing into buffers mapped in user-space. This should be an order of magnitude faster than the current Dtrace implementation (c.f. -https://ltt.polymtl.ca/tracingwiki/index.php/DTrace) which uses a breakpoint to +Dtrace information +on the TracingWiki) which uses a breakpoint to perform both dynamic and static user-space tracing. Performance comparison of a function call vs the int3 approach is available at -http://sourceware.org/ml/systemtap/2006-q3/msg00793.html (see "Conclusion"). +Markers vs +int3 performance comparison (see "Conclusion"). -- 2.34.1